3687123442 has 8 divisors (see below), whose sum is σ = 5597320176. Its totient is φ = 1821350052.

The previous prime is 3687123437. The next prime is 3687123449. The reversal of 3687123442 is 2443217863.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 3687123395 and 3687123404.

It is not an unprimeable number, because it can be changed into a prime (3687123449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11105628 + ... + 11105959.

It is an arithmetic number, because the mean of its divisors is an integer number (699665022).

Almost surely, 2^3687123442 is an apocalyptic number.

3687123442 is a deficient number, since it is larger than the sum of its proper divisors (1910196734).

3687123442 is a wasteful number, since it uses less digits than its factorization.

3687123442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22211672.

The product of its digits is 193536, while the sum is 40.

The square root of 3687123442 is about 60721.6883987921. The cubic root of 3687123442 is about 1544.8840613594.

The spelling of 3687123442 in words is "three billion, six hundred eighty-seven million, one hundred twenty-three thousand, four hundred forty-two".